56 lines
1.5 KiB
JavaScript
56 lines
1.5 KiB
JavaScript
import { debounce } from '@/utils'
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export default {
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data() {
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return {
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$_sidebarElm: null,
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$_resizeHandler: null
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}
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},
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mounted() {
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this.$_resizeHandler = debounce(() => {
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if (this.chart) {
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this.chart.resize()
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}
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}, 100)
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this.$_initResizeEvent()
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this.$_initSidebarResizeEvent()
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},
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beforeDestroy() {
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this.$_destroyResizeEvent()
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this.$_destroySidebarResizeEvent()
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},
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// to fixed bug when cached by keep-alive
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// https://github.com/PanJiaChen/vue-element-admin/issues/2116
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activated() {
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this.$_initResizeEvent()
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this.$_initSidebarResizeEvent()
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},
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deactivated() {
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this.$_destroyResizeEvent()
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this.$_destroySidebarResizeEvent()
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},
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methods: {
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// use $_ for mixins properties
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// https://vuejs.org/v2/style-guide/index.html#Private-property-names-essential
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$_initResizeEvent() {
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window.addEventListener('resize', this.$_resizeHandler)
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},
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$_destroyResizeEvent() {
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window.removeEventListener('resize', this.$_resizeHandler)
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},
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$_sidebarResizeHandler(e) {
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if (e.propertyName === 'width') {
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this.$_resizeHandler()
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}
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},
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$_initSidebarResizeEvent() {
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this.$_sidebarElm = document.getElementsByClassName('sidebar-container')[0]
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this.$_sidebarElm && this.$_sidebarElm.addEventListener('transitionend', this.$_sidebarResizeHandler)
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},
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$_destroySidebarResizeEvent() {
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this.$_sidebarElm && this.$_sidebarElm.removeEventListener('transitionend', this.$_sidebarResizeHandler)
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}
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}
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}
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